for (Map.Entry<File, List<Error>> e : errors.entrySet()) {
                sb.append(" - ").append(e.getKey().getPath()).append("\n");
                for (Error err : e.getValue()) {
                    sb.append("    line ").append(err.line).append(": ").append(err.message).append("\n");
                }
            }

      assertThat(urls.get(0).getPath()).endsWith("/relative/path/to/some.jar");

      assertThat(urls.get(1)).isEqualTo(new URL("file:///absolute/path/to/some.jar"));

      assertThat(urls.get(2).getProtocol()).isEqualTo("file");
      assertThat(urls.get(2).getAuthority()).isNull();
      assertThat(urls.get(2).getPath()).endsWith("/relative/path/to/class/root");

        String localRepository = userSettings.getLocalRepository();
        if (localRepository != null && !localRepository.isEmpty()) {
            File file = new File(localRepository);
            if (!file.isAbsolute() && file.getPath().startsWith(File.separator)) {
                userSettings.setLocalRepository(file.getAbsolutePath());
            }
        }

        if (hasErrors(problems.getProblems())) {

        policy.setUpdatePolicy("always");

        Repository repository = new Repository();
        repository.setId(MavenRepositorySystem.DEFAULT_REMOTE_REPO_ID);
        repository.setUrl("file://" + repoDir.toURI().getPath());
        repository.setReleases(policy);
        repository.setSnapshots(policy);

        return Arrays.asList(mavenRepositorySystem.buildArtifactRepository(repository));
    }

            File file = artifact.getFile();
            this.artifact = ArtifactUtils.copyArtifact(artifact);
            if ("pom".equals(artifact.getType()) && file != null) {
                pomHash = file.getPath().hashCode() + file.lastModified();
            } else {
                pomHash = 0;
            }
            this.resolveManagedVersions = resolveManagedVersions;
            this.repositories.add(localRepository);

        policy.setUpdatePolicy("always");

        Repository repository = new Repository();
        repository.setId(MavenRepositorySystem.DEFAULT_REMOTE_REPO_ID);
        repository.setUrl("file://" + repoDir.toURI().getPath());
        repository.setReleases(policy);
        repository.setSnapshots(policy);

        return Arrays.asList(MavenRepositorySystem.buildArtifactRepository(repository));
    }

        } catch (ArtifactResolutionException e) {
            throw new UnresolvableModelException(e.getMessage(), groupId, artifactId, version, e);
        }

        Path pomFile = pomArtifact.getPath();

        return new FileModelSource(pomFile);
    }

    @Override
    public ModelSource resolveModel(final Parent parent) throws UnresolvableModelException {
        try {

        }
    }

    static void forEachLeakingJavaProcess(File rootProjectDir, BiConsumer<String, String> action) {
        Pattern commandLineArgsPattern = Pattern.compile(generateLeakingProcessKillPattern(rootProjectDir.getPath()));
        forEachJavaProcess(ps(), commandLineArgsPattern, action);
    }

    private static void forEachJavaProcess(List<String> psOutput, Pattern commandLineArgsPattern, BiConsumer<String, String> action) {

                retValue = retValue.charAt(0) + ":" + retValue.substring(2);
            }

            // normalize separators
            retValue = new File(retValue).getPath();
        }

        if (retValue == null) {
            retValue = "/";
        }
        return retValue.trim();
    }

    /**

        File testPom = getTestFile("src/test/resources/projects/pom-with-profiles/pom.xml");

        try (FileSystem fs = Jimfs.newFileSystem(fsName, fsConfig)) {
            Path path = fs.getPath("projects", "pom-with-profiles", "pom.xml");
            Files.createDirectories(path.getParent());
            Files.copy(testPom.toPath(), path);
            ModelSource source = Sources.buildSource(path);